Error in registration can be greatly reduced by well designing the Z-shaped marker tube in the external fiducial marker frame and also by restricting the relative position between the device and patients .

通过对 带 Z 字型 标记 杆的外部基准框架的设计及 成像 过程中对其和病人相对位置的严格限制，最大程度地减少 成像中的误差。

An Elementary Study on Genetic Diversity of Z : ZCLA Mongolian Gerbil Basing on Microsatellite DNA Marker

ZCLA长爪沙鼠微卫星 标记遗传多样性的初步观察